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# Copyright (C) 2005, 2006 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Black-box tests for bzr branch."""
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from bzrlib import branch, bzrdir
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from bzrlib.repofmt.knitrepo import RepositoryFormatKnit1
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from bzrlib.tests.blackbox import ExternalBase
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from bzrlib.workingtree import WorkingTree
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class TestBranch(ExternalBase):
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def example_branch(test):
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file('hello', 'wt').write('foo')
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test.runbzr('add hello')
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test.runbzr('commit -m setup hello')
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file('goodbye', 'wt').write('baz')
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test.runbzr('add goodbye')
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test.runbzr('commit -m setup goodbye')
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def test_branch(self):
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"""Branch from one branch to another."""
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self.runbzr('branch a b')
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b = branch.Branch.open('b')
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self.assertEqual('b\n', b.control_files.get_utf8('branch-name').read())
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self.runbzr('branch a c -r 1')
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self.runbzr('commit -m foo --unchanged')
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def test_branch_basis(self):
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# ensure that basis really does grab from the basis by having incomplete source
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tree = self.make_branch_and_tree('commit_tree')
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self.build_tree(['foo'], transport=tree.bzrdir.transport.clone('..'))
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tree.commit('revision 1', rev_id='1')
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source = self.make_branch_and_tree('source')
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# this gives us an incomplete repository
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tree.bzrdir.open_repository().copy_content_into(source.branch.repository)
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tree.commit('revision 2', rev_id='2', allow_pointless=True)
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tree.bzrdir.open_branch().copy_content_into(source.branch)
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tree.copy_content_into(source)
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self.assertFalse(source.branch.repository.has_revision('2'))
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self.runbzr('branch source target --basis commit_tree')
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target = bzrdir.BzrDir.open('target')
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self.assertEqual('2', target.open_branch().last_revision())
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self.assertEqual(['2'], target.open_workingtree().get_parent_ids())
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self.assertTrue(target.open_branch().repository.has_revision('2'))
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def test_branch_only_copies_history(self):
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# Knit branches should only push the history for the current revision.
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format = bzrdir.BzrDirMetaFormat1()
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format.repository_format = RepositoryFormatKnit1()
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shared_repo = self.make_repository('repo', format=format, shared=True)
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shared_repo.set_make_working_trees(True)
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def make_shared_tree(path):
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shared_repo.bzrdir.root_transport.mkdir(path)
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shared_repo.bzrdir.create_branch_convenience('repo/' + path)
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return WorkingTree.open('repo/' + path)
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tree_a = make_shared_tree('a')
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self.build_tree(['repo/a/file'])
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tree_a.commit('commit a-1', rev_id='a-1')
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f = open('repo/a/file', 'ab')
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f.write('more stuff\n')
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tree_a.commit('commit a-2', rev_id='a-2')
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tree_b = make_shared_tree('b')
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self.build_tree(['repo/b/file'])
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tree_b.commit('commit b-1', rev_id='b-1')
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self.assertTrue(shared_repo.has_revision('a-1'))
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self.assertTrue(shared_repo.has_revision('a-2'))
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self.assertTrue(shared_repo.has_revision('b-1'))
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# Now that we have a repository with shared files, make sure
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# that things aren't copied out by a 'branch'
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self.run_bzr('branch', 'repo/b', 'branch-b')
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pushed_tree = WorkingTree.open('branch-b')
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pushed_repo = pushed_tree.branch.repository
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self.assertFalse(pushed_repo.has_revision('a-1'))
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self.assertFalse(pushed_repo.has_revision('a-2'))
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self.assertTrue(pushed_repo.has_revision('b-1'))